Home / 207,582.51-311,373.98-57,823.11

Finding the Fourth Proportional to 207,582.51, 311,373.98 and 57,823.11

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Solution

The fourth proportional to 207,582.51, 311,373.98 and 57,823.11 is: 86,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,582.51 : 311,373.98 = 57,823.11 : x
  2. Step 2: Convert to fraction form
    207,582.51/311,373.98 = 57,823.11/x
  3. Step 3: Cross multiply
    207,582.51x = 311,373.98 × 57,823.11
  4. Step 4: Simplify right side
    207,582.51x = 18,004,611,607.56
  5. Step 5: Solve for x
    x = 18,004,611,607.56/207,582.51
  6. Step 6: Final answer
    x = 86,734.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.